Display device



FIG. 1 is a top perspective view of a display device in accordance with our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines, which show portions of a display device, form no part of the claimed design. 

CLAIM The ornamental design for a display device, as shown and described. 